1 (9 inch) unbaked pastry shell
1 c. undiluted evaporated milk
3 tbsp. butter
1 1/2 c. semi-sweet chocolate pieces
3 eggs, slightly beaten
1 1/2 c. sugar
3 tbsp. all-purpose flour
1 tsp. vanilla extract
1 1/2 c. coarsely chopped walnuts
Whipped cream or vanilla ice cream

Prepare pastry shell with a high fluted edge, set aside. Combine evaporated milk, butter and chocolate in small saucepan. Place over low heat, stirring until chocolate is melted and blended. Remove from heat. Mix well: eggs, sugar, flour and vanilla. Stir into chocolate mixture blending well. Fold in walnuts. Pour into pastry shell. Bake at 375 degrees for 35 minutes or until firm. Remove from oven. Cool to room temperature. Serve in thin wedges with whipped cream or ice cream.